Social relationships among captive male pygmy slow lorises (Nycticebus pygmaeus): Is forming male same‐sex pairs a feasible management strategy? von Yamanashi, Yumi, Nemoto, Kei, Alejandro, Josue

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Assessing the effects of cognitive experiments on the welfare of captive chimpanzees (Pan troglodytes) by direct comparison of activity budget between wild and captive chimpanzees von Yamanashi, Yumi, Hayashi, Misato

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Effects of Relocation and Individual and Environmental Factors on the Long-Term Stress Levels in Captive Chimpanzees (Pan troglodytes): Monitoring Hair Cortisol and Behaviors von Yamanashi, Yumi, Teramoto, Migaku, Morimura, Naruki, Hirata, Satoshi, Inoue-Murayama, Miho, Idani, Gen'ichi

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Cortisol analysis of hair of captive chimpanzees ( Pan troglodytes ) von Yamanashi, Yumi, Morimura, Naruki, Mori, Yusuke, Hayashi, Misato, Suzuki, Juri

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Sleep‐related behaviors in zoo‐housed giraffes (Giraffa camelopardalis reticulata): Basic characteristics and effects of season and parturition von Takagi, Naoko, Saito, Miho, Ito, Hideyuki, Tanaka, Masayuki, Yamanashi, Yumi

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Senile plaques and phosphorylated tau deposition in a super-aged rhesus monkey (Macaca mulatta) von IWAIDE, Susumu, NAKAYAMA, Yutaro, CHAMBERS, James K, UCHIDA, Kazuyuki, NAKAGAWA, Daisuke, YAMANASHI, Yumi, BANDO, Haruna, MURAKAMI, Tomoaki

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Quantifying the 60-Year Contribution of Japanese Zoos and Aquariums to Peer-Reviewed Scientific Research von Anzai, Wataru, Ban, Kazuyuki, Hagiwara, Shintaro, Kako, Tomoya, Kashiwagi, Nobuyuki, Kawase, Keisuke, Yamanashi, Yumi, Murata, Koichi

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Social relationship and hair cortisol level in captive male chimpanzees (Pan troglodytes) von Yamanashi, Yumi, Teramoto, Migaku, Morimura, Naruki, Nogami, Etsuko, Hirata, Satoshi

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Development of bed-building behaviors in captive chimpanzees (Pan troglodytes): Implication for critical period hypothesis and captive management von Yamanashi, Yumi, Bando, Haruna, Matsunaga, Masayuki, Tanaka, Masayuki, Nogami, Etsuko, Hirata, Satoshi

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Behavioral Changes of Solitary Housed Female Pygmy Slow Lorises (Nycticebus pygmeaus) after Introduction into Group Enclosures von Alejandro, Josue, Yamanashi, Yumi, Nemoto, Kei, Bercovitch, Fred B., Huffman, Michael A.

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Analysis of hair cortisol levels in captive chimpanzees: Effect of various methods on cortisol stability and variability von Yamanashi, Yumi, Teramoto, Migaku, Morimura, Naruki, Hirata, Satoshi, Suzuki, Juri, Hayashi, Misato, Kinoshita, Kodzue, Murayama, Miho, Idani, Gen’ichi

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Tools to tipple: ethanol ingestion by wild chimpanzees using leaf-sponges von Hockings, Kimberley J., Bryson-Morrison, Nicola, Carvalho, Susana, Fujisawa, Michiko, Humle, Tatyana, McGrew, William C., Nakamura, Miho, Ohashi, Gaku, Yamanashi, Yumi, Yamakoshi, Gen, Matsuzawa, Tetsuro

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Adult-adult social play in captive chimpanzees: Is it indicative of positive animal welfare? von Yamanashi, Yumi, Nogami, Etsuko, Teramoto, Migaku, Morimura, Naruki, Hirata, Satoshi

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EMOTION AS AN INTERVENING VARIABLE IN UNDERSTANDING THE COGNITIVE AND SOCIAL COMPLEXITY AND WELL-BEING OF CHIMPANZEES von KANO, Fumihiro, YAMANASHI, Yumi, TOMONAGA, Masaki

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Do chimpanzees enjoy a virtual forest? A pilot investigation of the use of interactive art as a form of environmental enrichment for zoo‐housed chimpanzees von Yamanashi, Yumi, Hitoosa, Kazuki, Yoshida, Nobuaki, Kano, Fumihiro, Ikkatai, Yuko, Sakamoto, Hidefusa

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Social management in captive great apes: An overview of current practice and related studies von YAMANASHI, YUMI, SAKURABA, YOKO

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Social management in captive great apes: An overview of current practice and related studies von YAMANASHI, YUMI, SAKURABA, YOKO

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Common marmoset (Callithrix jacchus) personality, subjective well-being, hair cortisol level and AVPR1a, OPRM1, and DAT genotypes von Inoue-Murayama, Miho, Yokoyama, Chihiro, Yamanashi, Yumi, Weiss, Alexander

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How chimpanzees look at movies: The "Art and Science" project in Kyoto City Zoo von KANO, FUMIHIRO, SATO, YUTARO, YAMANASHI, YUMI

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How chimpanzees look at movies: The "Art and Science" project in Kyoto City Zoo von KANO, FUMIHIRO, SATO, YUTARO, YAMANASHI, YUMI

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